Orbit

Routing Table Report 04:00 +10GMT Fri 31 Dec, 2004

Analysis Summary ----------------

BGP routing table entries examined: 153382 Prefixes after maximum aggregation: 90015 Unique aggregates announced to Internet: 73594 Total ASes present in the Internet Routing Table: 18723 Origin-only ASes present in the Internet Routing Table: 16240 Origin ASes announcing only one prefix: 7617 Transit ASes present in the Internet Routing Table: 2483 Transit-only ASes present in the Internet Routing Table: 78 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 20 Prefixes from unregistered ASNs in the Routing Table: 8 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 16 Number of addresses announced to Internet: 1361484132 Equivalent to 81 /8s, 38 /16s and 153 /24s Percentage of available address space announced: 36.7 Percentage of allocated address space announced: 59.4 Percentage of available address space allocated: 61.9 Total number of prefixes smaller than registry allocations: 71085

APNIC Region Analysis Summary -----------------------------

Prefixes being announced by APNIC Region ASes: 30131 Total APNIC prefixes after maximum aggregation: 14813 Prefixes being announced from the APNIC address blocks: 28189 Unique aggregates announced from the APNIC address blocks: 14518 APNIC Region origin ASes present in the Internet Routing Table: 2177 APNIC Region origin ASes announcing only one prefix: 647 APNIC Region transit ASes present in the Internet Routing Table: 328 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 170544384 Equivalent to 10 /8s, 42 /16s and 77 /24s Percentage of available APNIC address space announced: 77.8

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 23552-24575 APNIC Address Blocks 58/7, 60/7, 202/7, 210/7, 218/7, 220/7 and 222/8

ARIN Region Analysis Summary ----------------------------

Prefixes being announced by ARIN Region ASes: 86281 Total ARIN prefixes after maximum aggregation: 52118 Prefixes being announced from the ARIN address blocks: 66073 Unique aggregates announced from the ARIN address blocks: 23880 ARIN Region origin ASes present in the Internet Routing Table: 9784 ARIN Region origin ASes announcing only one prefix: 3523 ARIN Region transit ASes present in the Internet Routing Table: 969 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 20 Number of ARIN addresses announced to Internet: 236431616 Equivalent to 14 /8s, 23 /16s and 169 /24s Percentage of available ARIN address space announced: 70.5

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647,29695-30719, 31744-33791 ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/7, 72/8, 198/7, 204/6, 208/7 and 216/8

RIPE Region Analysis Summary ----------------------------

Prefixes being announced by RIPE Region ASes: 28829 Total RIPE prefixes after maximum aggregation: 19993 Prefixes being announced from the RIPE address blocks: 25750 Unique aggregates announced from the RIPE address blocks: 16954 RIPE Region origin ASes present in the Internet Routing Table: 6181 RIPE Region origin ASes announcing only one prefix: 3304 RIPE Region transit ASes present in the Internet Routing Table: 1066 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 20 Number of RIPE addresses announced to Internet: 183827712 Equivalent to 10 /8s, 244 /16s and 253 /24s Percentage of available RIPE address space announced: 64.5

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-34815 RIPE Address Blocks 62/8, 80/5, 88/8, 188/8, 193/8, 194/7, 212/7 and 217/8

LACNIC Region Analysis Summary ------------------------------

Prefixes being announced by LACNIC Region ASes: 6840 Total LACNIC prefixes after maximum aggregation: 2392 Prefixes being announced from the LACNIC address blocks: 6704 Unique aggregates announced from the LACNIC address blocks: 4076 LACNIC Region origin ASes present in the Internet Routing Table: 411 LACNIC Region origin ASes announcing only one prefix: 120 LACNIC Region transit ASes present in the Internet Routing Table: 76 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 15 Number of LACNIC addresses announced to Internet: 17034240 Equivalent to 1 /8s, 3 /16s and 236 /24s Percentage of available LACNIC address space announced: 50.8

LACNIC AS Blocks 26592-26623, 27648-28671 LACNIC Address Blocks 200/7

Emerging AfriNIC Region Analysis Summary ----------------------------------------

Prefixes being announced by AfriNIC Region ASes: 1294 Total AfriNIC prefixes after maximum aggregation: 699 Prefixes being announced from the AfriNIC address blocks: 868 Unique aggregates announced from the AfriNIC address blocks: 685 AfriNIC Region origin ASes present in the Internet Routing Table: 94 AfriNIC Region origin ASes announcing only one prefix: 23 AfriNIC Region transit ASes present in the Internet Routing Table: 11 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 12 Number of AfriNIC addresses announced to Internet: 2103552 Equivalent to 0 /8s, 32 /16s and 25 /24s Percentage of available AfriNIC address space announced: 12.5

AfriNIC AS Blocks <none> AfriNIC Address Blocks 196/8

APNIC Region per AS prefix count summary ----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 4134 875 4611 168 Data Communications Bureau 1221 793 1184 567 Telstra Pty Ltd 9583 578 47 29 Satyam Infoway Ltd., 4766 556 3409 272 Korea Internet Exchange for " 4755 436 176 89 Videsh Sanchar Nigam Ltd. Aut 17676 390 5852 60 XTAGE CORPORATION 9443 362 71 77 Primus Telecommunications 2907 356 1857 329 SINET Japan 9929 356 164 41 China Netcom Corp. 703 319 344 248 UUNET 17557 307 22 150 Pakistan Telecom 10036 294 27 270 C&M Communication Co. Ltd. 2764 285 272 228 connect.com.au pty ltd 7474 274 267 203 Optus Communications Pty Ltd 9800 238 383 76 CHINA UNICOM 9498 232 81 55 BHARTI BT INTERNET LTD. 4802 231 28 140 Wantree Development 4814 226 232 6 China Telecom (Group) 7563 226 48 164 Korea Internet Infrastructure 17974 219 63 14 PT TELEKOMUNIKASI INDONESIA

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 7018 1427 6571 983 AT&T WorldNet Services 721 1092 21726 302 DLA Systems Automation Center 701 1044 8325 897 UUNET Technologies, Inc. 1239 934 2882 624 Sprint 2386 854 528 607 AT&T Data Communications Serv 4323 822 670 223 Time Warner Telecom 6197 815 380 368 BellSouth Network Solutions, 18566 757 208 6 Covad Communications 209 656 3405 504 Qwest 3356 609 10887 446 Level 3 Communications, LLC 20115 567 468 301 Charter Communications 3561 549 2369 416 Cable & Wireless USA 852 528 1126 401 Telus Advanced Communications 7843 482 729 100 Adelphia Corp. 6478 466 814 96 AT&T Worldnet Services 6198 448 388 199 BellSouth Network Solutions, 7132 447 8243 380 SBC Internet Services 27364 442 44 20 Armstrong Cable Services 5668 424 87 18 Century Telephone 22909 419 907 65 Comcast Cable Corporation

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 702 625 2023 517 UUNET - Commercial IP service 3320 294 2992 232 Deutsche Telekom AG 3301 287 1112 275 TeliaNet Sweden 8220 277 464 265 COLT Internet - International 21502 272 40 3 NUMERICABLE is a cabled netwo 680 254 2025 239 DFN-IP service G-WiN 3246 224 483 220 Song Networks 13083 217 51 8 Mannesmann Datenverarbeitung 8708 206 118 190 Romania Data Systems S.A. 1257 205 708 171 SWIPnet Swedish IP Network 5515 193 842 140 Sonera Solution Autonomous Sy 786 176 1794 176 The JANET IP Service 3215 176 998 76 France Telecom Transpac 6746 168 47 136 Dynamic Network Technologies, 8866 163 18 21 Bulgarian Telecommunication C 719 159 322 104 LANLINK autonomous system 3269 158 1360 69 TELECOM ITALIA 3300 153 165 77 AUCS Communications Services 25186 143 138 100 France Telecom Transpac's Tra 5400 135 216 118 BT Ignite European Backbone

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 6140 355 140 69 ImpSat 8151 329 473 141 UniNet S.A. de C.V. 16814 234 14 6 NSS, S.A. 11172 215 99 54 Servicios Alestra S.A de C.V 11664 189 19 28 Keytech SA 6147 184 94 20 Telefonica Del Peru 7303 161 68 20 Telecom Argentina Stet-France 6505 140 90 96 Global One Communicaoes Ltda 6503 128 148 85 AVANTEL, S.A. 11992 102 9 31 Integrated Systems 14117 98 6 4 Telefonica del Sur S.A. 11556 97 48 3 Cable-Wireless Panama 14420 87 6 42 ANDINATEL S.A. 11311 86 8 22 Sinectis S.A. 6535 84 7 25 Chilesat Servicios Empresari 10481 82 32 7 Prima S.A. 4270 81 18 9 Red de Interconexion Universi 13999 81 52 9 Mega Cable S.A. de C.V. 5639 79 8 8 Telecommunications Services o 15311 78 25 37 Telefonica Empresas

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 3741 269 636 226 The Internet Solution 5536 113 16 4 Internet Egypt Network 2018 102 297 98 Tertiary Education Network 2905 77 272 70 The Internetworking Company o 20928 74 16 2 Noor Advanced Technologies AS 24835 48 34 7 RAYA Telecom - Egypt 8452 35 20 5 TEDATA 6713 34 38 9 Itissalat Al-MAGHRIB 9129 34 3 2 UUNET Kenya 5713 27 141 24 Telkom SA Ltd 12455 27 7 4 Jambonet Autonomous system 8524 25 1 4 AUCEGYPT Autonomous System 16637 22 10 19 Johnnic e-Ventures 10798 18 1 12 Standard Bank of South Africa 12258 18 3 12 Vodacom Internet Company 21280 17 2 3 Swift Global Kenya Ltd.Is an 8346 15 7 14 SONATEL-AS Autonomous System 15706 15 4 2 Sudatel Internet Exchange Aut 15808 13 1 2 Communication Solutions Ltd i 17148 13 1 7 First National Bank

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 721 1092 790 DLA Systems Automation Center 18566 757 751 Covad Communications 4134 875 707 Data Communications Bureau 4323 822 599 Time Warner Telecom 9583 578 549 Satyam Infoway Ltd., 6197 815 447 BellSouth Network Solutions, 27364 442 422 Armstrong Cable Services 5668 424 406 Century Telephone 22773 416 393 Cox Communications, Inc. Atla 7843 482 382 Adelphia Corp. 6478 466 370 AT&T Worldnet Services 22909 419 354 Comcast Cable Corporation 4755 436 347 Videsh Sanchar Nigam Ltd. Aut 6467 373 342 E.Spire Communications, Inc. 17676 390 330 XTAGE CORPORATION 9929 356 315 China Netcom Corp. 1239 934 310 Sprint 13609 328 294 Choice One Communications Inc 4355 393 292 EarthLink, Inc. 6140 355 286 ImpSat

List of Unregistered ASNs (Global) ----------------------------------

Bad AS Designation Network Transit AS Description 1877 UNALLOCATED 192.108.199.0/24 1876 Southern Methodist U 26422 UNALLOCATED 196.46.184.0/22 3741 The Internet Solutio 64512 PRIVATE 199.213.17.0/25 15296 Netera Alliance Inc. 64512 PRIVATE 199.213.17.128/25 15296 Netera Alliance Inc. 64512 PRIVATE 199.216.97.0/28 15296 Netera Alliance Inc. 65002 PRIVATE 208.179.184.0/24 11509 The Pajo Group 65529 PRIVATE 216.21.199.0/24 14697 VDot.Net 65529 PRIVATE 216.152.237.0/24 14697 VDot.Net

Advertised Unallocated Addresses --------------------------------

Network Origin AS Description 132.0.0.0/10 721 DLA Systems Automation Center 137.0.0.0/13 721 DLA Systems Automation Center 158.0.0.0/13 721 DLA Systems Automation Center 192.44.0.0/19 702 UUNET - Commercial IP service 192.70.164.0/24 25689 National Research Council of 192.83.16.0/20 5515 Sonera Solution Autonomous Sy 192.83.32.0/19 5515 Sonera Solution Autonomous Sy 192.83.96.0/22 5515 Sonera Solution Autonomous Sy 192.83.100.0/24 5515 Sonera Solution Autonomous Sy 192.84.205.0/24 719 LANLINK autonomous system 192.119.135.0/24 270 NASA 192.135.50.0/24 7018 AT&T WorldNet Services 192.136.79.0/24 719 LANLINK autonomous system 192.172.0.0/19 721 DLA Systems Automation Center 192.172.11.0/24 721 DLA Systems Automation Center 192.200.100.0/24 7018 AT&T WorldNet Services

Number of prefixes announced per prefix length (Global) -------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:19 /9:3 /10:7 /11:15 /12:59 /13:139 /14:315 /15:564 /16:8225 /17:2334 /18:4042 /19:10029 /20:10640 /21:8184 /22:11401 /23:12958 /24:83545 /25:254 /26:232 /27:127 /28:60 /29:36 /30:140 /31:0 /32:54

Advertised prefixes smaller than registry allocations -----------------------------------------------------

ASN No of nets Total ann. Description 18566 742 757 Covad Communications 6197 661 815 BellSouth Network Solutions, 2386 627 854 AT&T Data Communications Serv 7018 585 1427 AT&T WorldNet Services 27364 427 442 Armstrong Cable Services 9583 402 578 Satyam Infoway Ltd., 702 381 625 UUNET - Commercial IP service 4766 376 556 Korea Internet Exchange for " 1239 371 934 Sprint 5668 367 424 Century Telephone 6198 325 448 BellSouth Network Solutions, 10036 294 294 C&M Communication Co. Ltd. 6517 291 314 Yipes Communications, Inc. 13609 286 328 Choice One Communications Inc 9929 285 356 China Netcom Corp. 6467 283 373 E.Spire Communications, Inc. 21502 269 272 NUMERICABLE is a cabled netwo 4323 268 822 Time Warner Telecom 11456 257 302 Carolina Online, Inc. 701 252 1044 UUNET Technologies, Inc.

Number of /24s announced per /8 block (Global) ----------------------------------------------

4:4 8:10 12:1462 13:1 15:5 16:2 17:3 18:3 20:4 24:716 32:67 33:3 38:84 40:55 44:3 47:2 52:3 55:2 56:3 57:23 59:1 60:12 61:689 62:500 63:1850 64:2522 65:2079 66:2532 67:478 68:519 69:858 70:50 71:1 72:22 80:529 81:605 82:382 83:210 84:80 85:43 128:109 129:164 130:90 131:193 132:34 134:176 135:30 136:182 137:69 138:159 139:35 140:186 141:108 142:133 143:124 144:165 145:41 146:282 147:88 148:261 149:129 150:92 151:62 152:116 153:70 154:2 155:134 156:62 157:71 158:149 159:163 160:63 161:60 162:382 163:84 164:218 165:167 166:126 167:223 168:357 169:131 170:313 171:8 192:5651 193:3035 194:2217 195:1542 196:601 198:3865 199:3283 200:3983 201:42 202:5046 203:5862 204:3570 205:2106 206:2311 207:2535 208:2108 209:3055 210:1557 211:731 212:1165 213:1259 214:231 215:31 216:3733 217:1097 218:175 219:87 220:310 221:92 222:37

End of report